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The pack passes a field with sunflowers during the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. (AP Photo/Laurent Cipriani)

The pack with Italy's Vincenzo Nibali, wearing the overall leader's yellow jersey, speeds downhill during the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. (AP Photo/Laurent Cipriani)

A horse rider is pictured in front of the pack riding during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / JEFF PACHOUD/AFP/Getty Images

Andrew Talansky of the U.S., in blue, looses his balance as he touches the rear wheel of Australia's Simon Gerrans, center in white, during the sprint of the pack in the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. Talansky crashed but finished the race. (AP Photo/Peter Dejong)

Andrew Talansky of the U.S. crashes as the pack with stage winner Italy's Matteo Trentin, foreground left, sprints towards the finish line during the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. (AP Photo/Peter Dejong)

Matteo Trentin (R) of Italy and the Omega Pharma - Quick-Step Cycling Team throws his bike across the line to beat Peter Sagan (L) of Slovakia and Cannondale to win stage seven of the 2014 Le Tour de France from Epernay to Nancy on July 11, 2014 in Nancy, France. (Photo by Doug Pensinger/Getty Images)

German fan Didi Senft known as El Diablo cheers as the pack rides past during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / LIONEL BONAVENTURE/AFP/Getty Images

Tejay van Garderen of the U.S., center right, Alex Howes of the U.S., left, and Switzerland's Sebastien Reichenbach, right, crash during the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. (AP Photo/Fred Mons, Pool)

Stage winner Matteo Trentin of Italy taps second place Peter Sagan of Slovakia on the back as he crosses the finish line to win the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. (AP Photo/Peter Dejong)

Netherland's Stef Clement lies after a fall during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / LIONEL BONAVENTURE/AFP/Getty Images

The pack rides during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / JEFF PACHOUD/AFP/Getty Images

Belgium's Jurgen van den Broeck, in red with race number 131, crashes during the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. (AP Photo/Fred Mons, Pool)

France's Cyril Lemoine wearing the best climber's polka dot jersey rides in a breakaway during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / JEFF PACHOUD/AFP/Getty Images

The pack rides during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / JEFF PACHOUD/AFP/Getty Images

Poland's Maciej Bodnar eats as he rides during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / LIONEL BONAVENTURE/AFP/Getty Images

The pack rides during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / LIONEL BONAVENTURE/AFP/Getty Images

France's Jean-Christophe Peraud (C) rides in the pack during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / LIONEL BONAVENTURE/AFP/Getty Images

A doctor, right, and a teammate tend to Portugals' Tiago Machado after he crashed during the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. (AP Photo/Fred Mons, Pool)

France's Cyril Lemoine (L) wearing the best climber's polka dot jersey speaks with France's Florian Guillou as they ride in the pack during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / LIONEL BONAVENTURE/AFP/Getty Images

Italy's Vincenzo Nibali (L) wearing the overall leader's yellow jersey and his Kazakhstan's Astana teammates, ride past a model of the Eiffel Tower during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / JEFF PACHOUD/AFP/Getty Images

The pack rides during the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / JEFF PACHOUD/AFP/Getty Images

The rides pedal in the pack during the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. (AP Photo/Christophe Ena)

A Tour de France doctor attends to Netherlands' Stef Clement after he crashed during the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. Clement had to withdraw from the race because of his injuries. (AP Photo/Laurent Cipriani)

In this photo finish image released by ASO Italy's Matteo Trentin, front, crosses the finish line ahead of second place Peter Sagan of Slovakia, rear, to win the seventh stage of the Tour de France cycling race over 234.5 kilometers (145.7 miles) with start in Epernay and finish in Nancy, France, Friday, July 11, 2014. (AP Photo/ASO, HO)

Stage winner Italy's Matteo Trentin celebrates on the podium after winning the 234.5 km seventh stage of the 101st edition of the Tour de France cycling race on July 11, 2014 between Epernay and Nancy, northeastern France. AFP PHOTO / JEFF PACHOUD/AFP/Getty Images